Stock material or miscellaneous articles – Structurally defined web or sheet – Including fastener for attaching to external surface
Patent
1993-08-02
1994-10-11
Thomas, Alexander S.
Stock material or miscellaneous articles
Structurally defined web or sheet
Including fastener for attaching to external surface
428100, 428143, 428195, 24448, B32B 306
Patent
active
053545915
ABSTRACT:
A sheet of coated abrasive material including a backing having abrasive on one surface and loops projecting from its other surface by which the sheet of coated abrasive material can be held by hooks on the support surface of a pad. The backing comprises a polymeric bonding layer defining its rear surface. The sheet of coated abrasive material comprises a nonwoven sheet of longitudinally oriented fibers having anchor portions bonded in the polymeric bonding layer at spaced bonding locations, and arcuate portions projecting from the rear surface of the backing between the bonding locations to provide the loops.
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Barry John L.
Becker Dennis L.
Folske Donald W.
Gorman Michael R.
McMahon Jeffrey R.
Griswold Gary L.
Huebsch William L.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
Thomas Alexander S.
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